Home / 1,334,015.36-1,840,940.80-722,167.66

Finding the Fourth Proportional to 1,334,015.36, 1,840,940.80 and 722,167.66

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Solution

The fourth proportional to 1,334,015.36, 1,840,940.80 and 722,167.66 is: 996,591.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,015.36 : 1,840,940.80 = 722,167.66 : x
  2. Step 2: Convert to fraction form
    1,334,015.36/1,840,940.80 = 722,167.66/x
  3. Step 3: Cross multiply
    1,334,015.36x = 1,840,940.80 × 722,167.66
  4. Step 4: Simplify right side
    1,334,015.36x = 1,329,467,909,734.53
  5. Step 5: Solve for x
    x = 1,329,467,909,734.53/1,334,015.36
  6. Step 6: Final answer
    x = 996,591.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.